Core Insights - During the holiday period, many retailers increased subsidies for mobile phone trade-ins, combined with various promotional activities from brands, leading to significant sales growth in some mobile phone stores [1] Group 1: Sales Performance - In a mobile phone store located in Beijing's Chaoyang District, customer traffic increased by approximately 30% compared to the same period last year [1] Group 2: Consumer Trends - The mainstream consumer concept for upgrading phones emphasizes high storage, high configuration, strong battery life, and overall cost-effectiveness [1] - New models featuring multi-device collaboration and cross-scenario integration functions are particularly favored in the market [1] Group 3: Promotional Activities - In addition to trade-in programs, multiple stores in Beijing collaborated with operators and banks to offer package discounts, cashback promotions, and interest-free installment plans, effectively reducing the cost of upgrading for consumers [1]